Finding the Fourth Proportional to 8,585,797,727.29, 11,840,407,086.73 and 5,571,827,748.08
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Solution
The fourth proportional to 8,585,797,727.29, 11,840,407,086.73 and 5,571,827,748.08 is: 7,683,934,661.62
Step by Step Solution
- Step 1: Write the proportion equation
8,585,797,727.29 : 11,840,407,086.73 = 5,571,827,748.08 : x - Step 2: Convert to fraction form
8,585,797,727.29/11,840,407,086.73 = 5,571,827,748.08/x - Step 3: Cross multiply
8,585,797,727.29x = 11,840,407,086.73 × 5,571,827,748.08 - Step 4: Simplify right side
8,585,797,727.29x = 65,972,708,754,405,285,888 - Step 5: Solve for x
x = 65,972,708,754,405,285,888/8,585,797,727.29 - Step 6: Final answer
x = 7,683,934,661.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.